Pith Number

pith:GEPXGMV6

pith:2014:GEPXGMV6UK2TLGECDBAA2PCH6L

not attested not anchored not stored refs pending

The Formation of Very Massive Stars

Mark R. Krumholz

arxiv:1403.3417 v2 · 2014-03-13 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEPXGMV6UK2TLGECDBAA2PCH6L}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:44:01.369142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

311f7332bea2b535988218400d3c47f2e0fb452a1ef299429e272b5211b2c264

Aliases

arxiv: 1403.3417 · arxiv_version: 1403.3417v2 · doi: 10.48550/arxiv.1403.3417 · pith_short_12: GEPXGMV6UK2T · pith_short_16: GEPXGMV6UK2TLGEC · pith_short_8: GEPXGMV6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GEPXGMV6UK2TLGECDBAA2PCH6L \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 311f7332bea2b535988218400d3c47f2e0fb452a1ef299429e272b5211b2c264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26784d29c484b582015d6920cabf81d8ee3a23086f92312fc557f8691896749e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-13T20:08:24Z",
    "title_canon_sha256": "08c9a98f4e8732e37608d597606fedecffdb7b2c913e1f8f1913698e20d4b2d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3417",
    "kind": "arxiv",
    "version": 2
  }
}